CN106586189B

CN106586189B - Packing box (Chinese character' jiangsu

Info

Publication number: CN106586189B
Application number: CN201611058496.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Suzhou Huideng Plastic Cement Co ltd
Current assignee: Suzhou Huideng Plastic Cement Co ltd
Priority date: 2016-11-27
Filing date: 2016-11-27
Publication date: 2020-12-29
Anticipated expiration: 2036-11-27
Also published as: CN106586189A

Abstract

The packing box comprises a packing box seat used for placing a packed object and a packing box cover covering the packing box seat, the packed object can be taken out after the packing box cover is opened, the packing box seat comprises an elastic wall extending upwards, an accommodating groove is formed in one side of the elastic wall, the packed object can be inserted into the accommodating groove from top to bottom, and the packing box cover is spirally matched with the packing box seat. The packing box cover comprises a pipe barrel with a sealed upper end and a lining arranged at the lower end of the inner side of the pipe barrel, the lining is provided with a circular through hole, the elastic wall of the packing box base is in spiral fit with the through hole, and in the spiral fit process, the packing box cover extrudes the elastic wall to a packed object so as to clamp the packed object. Compared with the prior art, the invention tightly extrudes the elastic wall through spiral fit, thereby clamping the packaged object.

Description

Packing box (Chinese character' jiangsu

Technical Field

The invention relates to a packaging box, in particular to a fixing structure of the packaging box to a packaged object.

Background

The cover body and the box body of the traditional plastic box for tools are connected in a friction mode, and the plastic box for tools has the defect that a self-locking structure is not arranged between the tools and the box body, so that the tools are easy to shake and loosen in the product transportation process, and the tools in the plastic box for tools scatter. Moreover, when the traditional tool is packaged by a plastic box, the tool is directly inserted into the jack of the box body in an interference fit manner, and the cover body of the packaging box is fixed with the box body in an interference fit manner. When the cover body is pulled out and the tool is taken out, the tool is easy to fall and damage.

CN200610167285.3 patent published on 8/29/2007 discloses a packaging box, which is composed of a holding base and a protective cap attachable thereto, for holding a tool, an instrument or other longitudinal objects unidirectionally, the holding base includes a holder having a plurality of elastic jaws, and a holding receiving portion is at the center of the holder, and the tool can be inserted into the holding receiving portion and clamped. In order to use a low insertion force when the package is in use and to generate a high clamping force when the protective cap is mounted on the clamping base, the protective cap is pressed against the outer periphery of the clamping jaw and exerts a pressure on the clamping jaw towards the clamping reception when the protective cap is applied to the base. However, when the protective cap is opened, the clamped tool is also released, and when the protective cap is opened, a shaking movement in the direction of the protective cap is often generated, which shaking movement tends to cause the tool to fall off.

The patent CN200920078181.4 published in 4/7/2010 discloses a special packaging box for precision numerical control tools, which mainly comprises an upper cover body and a square tube body, wherein the packaging box of the packaging box is rotationally matched with the square tube body to realize buckling. However, the cutter is placed in the packaging box, has no fixed structure relative to the packaging box, and is easy to fall off when the packaging box is opened after being loosened.

Disclosure of Invention

The invention mainly aims to provide a packaging box which is well fixed by a packaged object when the packaging box is packaged and is not easy to fall off when the packaging box is opened.

In order to achieve the above object, the present invention provides a packing box 100, which comprises a packing box seat 40 for placing an object to be packed 30, and a packing box cover 120 covering the packing box seat 40, wherein the object to be packed 30 can be taken out after the packing box cover 120 is opened, the packing box seat 40 comprises an upward extending elastic wall 42, one side of the elastic wall 42 is provided with a containing groove 420, the object to be packed 30 can be inserted into the containing groove 420 from top to bottom, and the packing box cover 120 is spirally fitted to the packing box seat 40. The packing box cover 120 comprises a tube barrel 10 with a sealed upper end and an inner liner 20 arranged at the inner lower end of the tube barrel 10, the inner liner 20 is provided with a circular through hole, and the elastic wall 42 of the packing box seat 40 is in spiral fit with the through hole. And the cover of the packing box presses the elastic wall 42 toward the packed object 30 in the aforementioned screw fitting process to thereby clamp the packed object 30. Compared with the prior art, the invention tightly extrudes the elastic wall through spiral fit, thereby clamping the packaged object. When the packaging box cover is rotated to be opened, the shaking in the vertical direction can not be caused, so that the packaged objects are not easy to fall off. The design of the inner liner ensures that a larger accommodating space is formed at the upper side of the inner liner in the pipe barrel so as to accommodate the packaged object and facilitate the manufacturing process of a packaging box cover.

As a further design, the elastic wall 42 is configured to be annular and has an opening 428 configured from top to bottom, and the receiving groove 420 is disposed inside the annular elastic wall 42. The elastic wall annularly clasps the packaged object, the stress is more balanced, and the fixation is more firm.

The outer side of the elastic wall 42 is provided with a raised thread 422, the lower end of the inner side of the packing box cover 120 is provided with a thread 222 which is correspondingly matched with the outer side of the elastic wall, so that the packing box cover is gradually closed to the packing box base under the guidance of the thread in the process of rotating the packing box cover, and the lower side of the elastic wall 42 is provided with a base body 44 with the width larger than that of the elastic wall 42. The base is arranged to facilitate holding the packaging box base, so that the rotating operation is realized.

As a further design, when the packing box cover 120 is screwed on the last stroke of the packing box seat 40, the packing box cover 120 firstly props against a top surface of the packing box seat to realize vertical positioning, and when the packing box cover 120 is further screwed down, the thread 222 of the packing box cover 120 and the thread 422 of the packing box seat 40 slide for a certain distance along the inclined plane in the vertical direction, but the threads do not slip, so that the packing box cover 120 forms a further clamping effect on the elastic wall 42 at the thread matching position.

As a further design, the outer side of the connection part of the elastic wall 42 and the base body 44 is provided with a first engaging protrusion 442, the inner side of the inner liner 20 is provided with a second engaging protrusion 224, and in the final stage of rotating and covering the packing box cover 120 on the packing box base 40, the second engaging protrusion 224 slides over the first engaging protrusion 442 in an interference manner, so as to prevent the packing box cover 120 from rotating and loosening in the reverse direction.

As a further design, the inner liner 20 is provided with a recess 226 at the lower end of the inner side thereof, and the second engaging protrusion 224 is disposed in the recess 226. The design of the groove of stepping down prevents that the protruding longer distance of first block on the packing box seat from interfering with the inside lining through-hole inner wall and matching, prevents that two block protruding wearing and tearing are excessive.

As a further design, the inner liner 20 is provided with an outwardly protruding step 246 outside the position corresponding to the receding groove 226, so as to ensure the strength of the second engaging protrusion 224 after the receding groove 226 is formed.

As a further design, the outside of the liner 20 is provided with a snap 242, the lower end of the inside of the tube 10 is provided with a snap 16, and after the liner 20 is installed in the tube 10, the snap 242 of the liner 20 is inserted into the snap 16 of the tube 10, so as to prevent the liner 20 from falling out of the tube 10.

In a further aspect, the elastic wall 42 has a pair of inwardly projecting calipers 426 on an inner side thereof, and the calipers 426 are clamped to the object 30 after the packing box cover 120 is rotatably fitted to the packing box holder 40.

As a further design, two triangular engaging protrusions 244 are arranged on the outer side of the liner 20, an engaging through hole 14 is formed in the sidewall of the pipe barrel 10 in a penetrating manner, after the liner 20 is installed in the pipe barrel 10, the two triangular engaging protrusions 244 are engaged in the engaging through hole 14, and the two triangular engaging protrusions 244 are triangular, two vertex angles face the lateral direction of the pipe barrel 10, and the two vertex angles point to opposite directions. This arrangement serves to prevent the liner from becoming dislodged from the tube and also serves to indicate the direction of operation of rotating the lid of the packing box open or closed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows a perspective view of a tube of the lid of the pack of the invention;

figure 2 shows a perspective view of the inner liner of the lid of the pack of the present invention;

FIG. 3 shows a perspective view of the inner liner of FIG. 2 from another perspective;

figure 4 shows a perspective view of the package base of the package according to the invention;

FIG. 5 shows a cross-sectional view of the package of the present invention cut diagonally up and down;

FIG. 6 shows a perspective view in the direction of the vertical cutting plane in FIG. 5;

FIG. 7 shows an enlarged view of the lower position of FIG. 6;

FIG. 8 shows a cross-sectional view of the package of the present invention cut up and down in a direction perpendicular to the side length of the package;

FIG. 9 shows a perspective view in the direction of the vertical cutting plane in FIG. 8; and

fig. 10 shows an enlarged view of the lower position of fig. 9.

Detailed Description

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. Referring to fig. 1 to 10, a packing box 100 includes a packing box seat 40 for placing a packed object 30, and a packing box cover 120 covering the packing box seat 40, wherein the packed object 30 can be taken out after the packing box cover 120 is opened. The packing box seat 40 includes an annular elastic wall 42 extending upward, and an inner side of the elastic wall 42 is provided with a receiving groove 420, and the packed object 30 can be inserted into the receiving groove 420 from top to bottom. The packing box cover 120 is screw-fitted to the packing box holder 40, and during the screw-fitting process, the packing box cover 120 presses the elastic wall 42 toward the packed object 30 to clamp the packed object 30.

The flexible wall 42 has an opening 428 disposed from the top down, so that the flexible wall 428 has a suitable flexibility and the flexible wall 42 is not deformed during the rotation and closing process of the cover 120. The elastic wall 42 embraces the packed object 30 in a ring shape, and is stressed more evenly and fixed more firmly. The outer side of the elastic wall 42 is provided with a raised screw 422, the lower end of the inner side of the packing box cover 120 is provided with a screw 222 which is correspondingly matched with the outer side of the elastic wall, so that the packing box cover 120 is gradually closed to the packing box base 40 under the guidance of the screw in the process of rotating the packing box cover, and the lower side of the elastic wall 42 is provided with a base body 44 with the width larger than that of the elastic wall 42.

The shape of the packing box cover 120 is square column, the width of the setting base 44 is the same with the width of the packing box cover 120, which is convenient for holding the packing box base 40 and the packing box cover 120, and the rotary operation is convenient to realize. The packing box cover 120 comprises a tube barrel 10 with a sealed upper end and an inner liner 20 arranged at the inner lower end of the tube barrel 10, the inner liner 20 is provided with a circular through hole, and the elastic wall 42 of the packing box seat 40 is in spiral fit with the through hole. The liner 20 is designed such that the upper side of the liner in the tube 10 forms a large receiving space for receiving the packed material. In addition, the shape of the liner 20 is generally octagonal, so that the liner can be matched with the inner wall surface of the pipe barrel without rotating, and the wall thickness of the liner 20 is not too large, so that the part forming is facilitated. The above square column-shaped packing box is one of the preferred embodiments of the present invention, and other embodiments of the present invention may adopt a triangular prism, a pentagonal prism, a hexagonal prism, etc., or a cylindrical shape.

The outer side of the flexible wall 42 of the packing box seat 40 at the connection with the seat body 44 is provided with a first engaging protrusion 442, the lower end of the inner side of the inner liner 20 is provided with a second engaging protrusion 224, and in the final stage of rotating and covering the packing box cover 120 on the packing box seat 40, the second engaging protrusion 224 slides over the first engaging protrusion 224 in an interference manner, so as to prevent the packing box cover 120 from rotating and loosening in the reverse direction. The inner side of the inner liner 20 has a recess 226 at the lower end thereof, and the second engaging protrusion 224 is disposed in the recess 226. The design of the groove 226 prevents the interference fit between the first clamping protrusion on the packing box seat and the inner wall of the lining through hole for a long distance, and prevents the two clamping protrusions from being worn excessively. The inner liner 20 is provided with a step 246 protruding outwards corresponding to the outside of the position of the abdicating groove 226, so as to ensure the strength of the second clamping protrusion 224 after the abdicating groove 226 is formed.

The inner side of the elastic wall 42 is provided with a caliper 426 protruding inward, and after the packing box cover 120 is rotatably fitted to the packing box holder 40, the caliper 426 is clamped to the object 30. In order to further enhance the clamping effect, a top block 228 is arranged at the upper end position of the inner side of the inner liner, after the packing box cover is screwed on the packing box seat, the top block 228 abuts against the position of the elastic wall 42 where the calipers 426 are arranged, the acting force of the calipers 426 for clamping the object to be packed is enhanced, in addition, when the packing box cover 120 is screwed on the packing box seat 40 for the last section of travel, the packing box cover 120 abuts against the top surface 43 of the packing box seat 40 to realize the vertical direction positioning, when the packing box cover 120 is further screwed, the thread 222 of the packing box cover 120 and the thread 422 of the packing box seat 40 can slide for a certain distance along the inclined plane of the vertical direction (but the thread does not slide), so that the packing box cover 120 forms a further clamping effect on the elastic wall 42 at the thread matching position, particularly, the thread 422 of the packing box seat 40 is at a certain distance from the calipers 426 of the top, the opening 428 extends downwardly a distance below the threads 426 to enhance the spring action of the spring wall 42.

The outside of the liner 20 is provided with a catch 242, the lower end of the inner side of the tube barrel 10 is provided with a catch 16, and after the liner 20 is installed in the tube barrel 10, the catch 242 of the liner 20 is inserted into the catch 16 of the tube barrel 10, so that the liner 20 is prevented from being removed downwards from the tube barrel 10. One of the outer side walls of the liner 20 is provided with two triangular clamping protrusions 244, the side wall of the pipe barrel 10 is provided with a clamping through hole 14 in a penetrating manner, after the liner 20 is installed in the pipe barrel 10, the two triangular clamping protrusions 244 are clamped in the clamping through hole 14, in addition, the two triangular clamping protrusions 244 are in an isosceles triangle shape, two vertex angles face the lateral direction of the pipe barrel 10, and the two vertex angles point to opposite directions. This arrangement serves to prevent the liner from becoming dislodged from the tube and also serves to indicate the direction of operation of rotating the lid of the packing box open or closed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A packing box (100) comprises a packing box seat (40) for placing a packed object (30) and a packing box cover (120) covered on the packing box seat (40), wherein the packed object (30) can be taken out after the packing box cover (120) is opened, and the packing box is characterized in that: the packing box comprises a packing box base (40) and a packing box cover (120), wherein the packing box base (40) comprises an elastic wall (42) extending upwards, one side of the elastic wall (42) is provided with an accommodating groove (420), a packed object (30) can be inserted into the accommodating groove (420) from top to bottom, the packing box cover (120) is in spiral fit with the packing box base (40), the packing box cover (120) comprises a pipe barrel (10) with the upper end sealed and a lining (20) arranged at the lower end of the inner side of the pipe barrel (10), the lining (20) is provided with a circular through hole, the elastic wall (42) of the packing box base (40) is in spiral fit with the through hole, in the spiral fit process, the packing box cover extrudes the elastic wall (42) towards the packed object (30) to clamp the packed object (30), and when the packing box cover (120) is in spiral fit with the packing box base (40) at the last section of stroke, the packing box, when the packing box cover (120) is further screwed down, the thread (222) of the packing box cover (120) and the thread (422) of the packing box base (40) slide for a certain distance along the inclined plane in the vertical direction, but the threads do not slide, so that the packing box cover (120) forms a further clamping effect on the elastic wall (42) at the thread matching position.

2. The package according to claim 1, wherein the elastic wall (42) is formed in a ring shape and has an opening (428) formed from the top downward, and the receiving groove (420) is formed inside the ring-shaped elastic wall (42).

3. A package according to claim 2, wherein the outside of the flexible wall (42) is provided with a raised thread (422), the inside of the lid (120) is provided at its lower end with a correspondingly adapted thread (222), so that the lid is gradually urged towards the base of the package during rotation of the lid, and the underside of the flexible wall (42) is provided with a seat (44) having a width greater than that of the flexible wall (42).

4. The packing box according to claim 1, wherein the packing box holder further comprises a holding body (44) connected to the elastic wall, the elastic wall (42) is provided with a first engaging protrusion (442) at an outer side of a connection with the holding body (44), the inner liner (20) is provided at a lower end of an inner side thereof with a second engaging protrusion (224), and the second engaging protrusion (224) is interference-slid by the first engaging protrusion (442) at a final stage of the rotational covering of the packing box cover (120) to the packing box holder (40), thereby preventing the reverse rotational loosening of the packing box cover (120).

5. The packing box according to claim 4, wherein the inner liner (20) is provided at a lower end thereof with a relief groove (226), and the second catching protrusion (224) is provided in the relief groove (226).

6. The packing box according to claim 5, wherein the inner liner (20) is provided with an outwardly protruding step (246) at an outer side corresponding to the position of the relief groove (226) so as to ensure the strength of the second engaging protrusion (224) after the relief groove (226) is formed.

7. A package according to claim 1, wherein the outside of the liner (20) is provided with a catch (242), the inside of the tube (10) is provided with a catch (16) at the lower end, and after the liner (20) is loaded into the tube (10), the catch (242) of the liner (20) is inserted into the catch (16) of the tube (10), thereby preventing the liner (20) from being removed downward from the tube (10).

8. The packing box according to claim 2, wherein the elastic wall (42) is provided at an inner side thereof with a caliper (426) protruding inwardly, and the caliper (426) is clamped to the packed object (30) after the packing box cover (120) is rotatably fitted to the packing box holder (40).

9. A package as claimed in claim 1, wherein the inner liner (20) is provided at its outer side with two triangular engaging protrusions (244), the tube (10) is provided at its side wall with a engaging through hole (14) therethrough, the two triangular engaging protrusions (244) are engaged in the engaging through hole (14) after the inner liner (20) is loaded into the tube (10) to prevent the inner liner from being released from the tube, and the two triangular engaging protrusions (244) are triangular with two corners facing the lateral direction of the tube (10) and two corners pointing in opposite directions to indicate the direction of operation for rotating the cover of the package to be opened or closed.